Questions tagged [creature-design]

For questions regarding the viability of a life-form design. These questions should focus on biologically plausible creatures.

Filter by
Sorted by
Tagged with
1
vote
2answers
19 views

Dragons have an armor that is similar to that of sungazer lizards. Why would the dragons have the spikes as well?

A Smaug giganteus. If you do as much as think about slaying it, I'll force feed you gasoline and shove a match down your throat. Sungazers are awesome. They're so awesome I decided to base some parts ...
1
vote
1answer
32 views

Type of feet for large creature in shallow freshwater

A quadruped creature, similar in size to a small cow has found its niche in shallow freshwaters in a tropical climate. What type of feet would be suitable for this environment? I speculate that the ...
5
votes
4answers
1k views

What adaptations would be advantageous given a regular, but extreme variation in climate?

In a fantasy world I am constructing, a planet goes through regular, but extreme temperature cycling. Roughly every 500 years, the planet begins to heat or cool, dependent on its current temperature. ...
3
votes
4answers
1k views

is it biologically possible for a creature that can be compatible to reproduce with any creature?

just as the title, my question is can it possible for a creature that can reproduce with any/all creature despite it was different species/family? (not the alien xenomorph or parasite one/way but real ...
5
votes
5answers
116 views

Environmental factors that would result in my fantasy creature's traits and appearance

Have this hoofed biped with pale nearly furless skin with a bit of thick blubberyness. I imagine a bit like some of our sea mammals. Green blood can be seen somewhat through the skin. Around human ...
2
votes
1answer
71 views

Convergent Evolution of Polycephalic (Multi-Headed) Organisms [closed]

In my fantasy story, various two- and three-headed creatures have evolved from past magical experiments. For this question assume that: Although originally created in experiments, they can breed and ...
4
votes
4answers
201 views
+50

How can I explain the functionality of a partial humanoid grown from sperm

Deep within each sperm cell is a fully formed, miniaturized individual called a homunculus. These microscopic "little men" simply need time to gestate until they grow large enough to be born. This is ...
3
votes
2answers
326 views

Consequences of a creature with exposed musculature

In the video game Dino Crisis 3, a recurring boss that the player fights called the Australis (a bio-engineered human-Tyrannosaurus Rex hybrid) that has skin exposing the muscles of its body. An in-...
8
votes
2answers
1k views

Anatomically Correct Baku

In the mythological stories of the Baku, they eat the nightmares of those who call upon it, but if not satisfied they will eat the hopes and dreams of their summoners. Since the visual portion of an ...
27
votes
5answers
4k views

A fast aquatic predator with multiple eyes and pupils. Would these eyes be possible?

I’m currently in the works of an alien design, one which lives in the ocean most of its life and occasionally surfaces in shallow waters to mate. It has 4 eyes, with each side of the head having a ...
5
votes
4answers
1k views

Can I hide one of my siamese twins heads in public? [closed]

The Siamese twin character is actually a product of a mad scientist sewing two halves of separate female bodies together and keeping both heads. Their body will essentially look like one body apart ...
2
votes
1answer
88 views

Most effective shaped horn (horns)/ crest for a head butting human?

If a human /human shaped creature were to have a horn, horns or crest on their head, what shape, positioning and number of horns would be the best for the most damage? The human will be very muscular ...
4
votes
4answers
142 views

Could two separate creatures' health, or life, be dependent on each other?

This is a question for an alien species. Is there anyway to scientifically justify having two separate beings/creatures that depend on each other for life? In other words, two separate bodies that ...
4
votes
2answers
64 views

Design for a long and short distance radio wave communicating lifeform

Having read previous questions on radio wave communication on biological creatures would it make sense for race of alien creatures to have developed dish like bone structures for radio wave ...
6
votes
2answers
203 views

Giant bug noises

I understand, vaguely, how human voices vary with the overall size/shape of the individual(s vocal chords), and I can use that to make reasonable assumptions about what the voice of non-human fantasy ...
4
votes
1answer
88 views

what liquid or substance for rainbow colours oil patterned alien skin?

I was thinking of an alien humanoid charcter for my super powered beings story that would be completely black and faceless with similarities to venom and its strings of symbiotic goo but this ...
3
votes
3answers
214 views

If mammals with paws were to evolve to have human hands or fingers what would their paws/pads look like if they still retain it?

Inspired by One Piece by Eichiro Oda. from https://onepiece.fandom.com/wiki/Nikyu_Nikyu_no_Mi Fiction has many examples of humanoid animals - things like lycans or werewolves, cat/dog/rabbit folk, ...
6
votes
4answers
233 views

Cool way to see through fog and darkness

My planet is frequently set with thick fog. What is the best way to have its residents see accurately? One species called Hell Fires fall from the sky, landing on top of prey and killing it. How ...
2
votes
5answers
213 views

What would the optimal beast of burden created by biotech look like?

Assume an Earth-like planet. The task is to transport a very heavy object through mostly light and some difficult terrain. The object is resting within a basket or pouch, formed like a slingshot and ...
4
votes
1answer
46 views

Fluid Organisms Using Long Chain Perfluorinated Ethers

I recently heard about "self-siphoning fluids" like polypropylene glycol and was reminded of Venom. My thought process is that the cell could have polymer chains extending from its cell membrane that ...
8
votes
1answer
1k views

Bones for bigger creatures

Aye so, so I been thinking about the square cube law and such and I was wondering if say, for a humanoid or a human or some creature, to be larger than average but keep similar proportions to the ...
3
votes
4answers
142 views

How do semi-sapient yeti/ogres live in the wild?

Assume that a species of bigfoot-type animal/person exists. Most of this also applies to ogres or trolls, whatever big dumb giants your particular setting has. My world's specs: They range 7-10 feet ...
6
votes
2answers
117 views

Anthropomorphic flying squirrel, gliding capability

(maybe this should be part of the "anatomically correct" series. If so, feel free to edit accordingly, as I don't know how to add it to that list) Could a roughly human sized, human weight, bipedal, ...
12
votes
7answers
3k views

What are the benefits and disadvantages if a creature has multiple tails, e.g., Kyuubi or Nekomata?

Since a lot of people are already asking about multiple-headed creatures, I wonder what about multiple tails? Such as kyuubi, nekomata, etc. (I know some have asked about these mythical creatures, but ...
10
votes
5answers
239 views

What use would controling a pack of cobras be in a world with powerful super beings?

I had an idea to have a character that could control cobras, mainly for the visual idea of a character wearing cobras, with them slithering around parts of the body, hidden under clothes or showing. ...
6
votes
2answers
154 views

Would it be possible for my fantasy creature to have black blood?

A friend of mine has a race of creatures in her headworld and has been wondering about a biological answer to justify the color of her race's blood even though magic is a bit sprinkled in there. One ...
23
votes
15answers
6k views

What organs or modifications would be needed for a life biological creature not to require sleep?

I mean literally not sleeping for the rest of their life, not like giraffes that only require short rests, or dolphins that can sleep with half of their brain at a time, or like otters and sharks that ...
5
votes
5answers
132 views

How Would Weightless Creature Steer Itself In The Air? (Can It Sail?)

Gravity does exist in this world, and so does air and clouds. But this creature only has enough weight to stay in the air without falling or being lifted up. It's big like a whale and it does have ...
8
votes
3answers
336 views

How could a charge-type breath weapon work?

Charge-type breath weapon: Creatures with this type shoot singular, high-damage, high-precision "charges" of (insert dragon's element here) that explode upon contact. Examples: Toothless from the ...
8
votes
1answer
125 views

Can a feathered wing be also compliant?

So, to quote pterosaur.net: Unlike the wings of birds, the wings of pterosaurs would have tended to change shape under aerodynamic load - something often referred to as 'passive cambering'. ...
3
votes
3answers
291 views

Bioluminescent microorganisms in everything

Is it possible for a bioluminescent organism to be so pervasive in an environment, that creatures who eat it (because it's in plants for example) also start to glow? It doesn't have to be a bright ...
6
votes
4answers
189 views

Anatomy of a chinese serpentine dragon?

In our world there are two species of dragon that took different evolutionary paths due to environmental pressures. The first of them, called smaugs, are as large as a quetzalcoatlus, with a wingspan ...
7
votes
4answers
257 views

The right size for dragons

Note: size here denotes the physical dimension(s) taken up by the creature in a natural, idling posture One of the many fantasy tropes that make me want to Fahrenheit 451 contemporary fantasy ...
4
votes
3answers
244 views

Is there a reason that females passing on more than 1/2 of their genetics to the child would be unlikely to evolve?

On the earth today most animals use a two sex mating system where male and female provide the same amount of genetics to the resulting offspring, despite the fact that in many cases the female ...
9
votes
4answers
184 views

How would a quadruped walk with one limb longer than the rest?

I have a (digitigrade) quadrupedal alien creature with one of it's front limbs having a longer metatarsals, I'm trying to visualise how it would walk with this deformity for an animation. I'm having ...
10
votes
2answers
165 views

What metals other than calcium can be used to create alien bones that won't also engender a human-toxic environment?

Edit: Okay, truth be known that this question was part of a set of 5 related questions that I was recommended to break up into individual posts (in their original form, the comments had no trouble ...
17
votes
13answers
7k views

What would a biological creature need in order to see into the future?

Inspired by the Paycheck and Minority Report movies. So far as I can tell, physical time travel is impossible for humans, and so I searched to see the future possible scientific or theoretical ...
4
votes
3answers
239 views

Anatomically Correct Dreel

The Dreel are a parasitic alien hive-mind from The Return of Nathan Brazil, book four in the Well of Souls series by Jack Chalker. Specifically, they are described as viruses which induce ...
4
votes
1answer
219 views

what the aquatic creature need in order to live or survive in my acid water?

inspire by xenomorph acid blood from alien movies. so the water either rivers, lakes, and oceans in my world or some of the regions is highly acidic because some of the dirt or stone minerals content ...
22
votes
13answers
7k views

How could a self contained organic body propel itself in space

How could an organic, plant-like, intelligent organism move around space? Assuming that the body is inside a small meteoroid and that outside of the meteoroid is covered in tessellating leaves to ...
1
vote
1answer
153 views

Can I use a living organism as exotic matter for interstellar travel?

Would it be possible to use a living organism as unobtainium for interstellar travel? Would it make any sense? The story I had in mind would use them as the main bad guys seeking vengeance on those ...
5
votes
2answers
105 views

Novel Alien Bacteria / Fungus Causing Rapid Mutations

We've seen it throughout media before, a crazy mutation that creates zombies, rabid people, giant spiders, etc. I'm spot checking how crazy I can get with this short story I'm writing about a bacteria ...
9
votes
4answers
528 views

Anatomically Correct Whomping Willow

The whomping willow is a fictional tree from the Harry Potter series of books. It is a magic willow that can move its branches to punch people who come close to it. Small animals such as cats and ...
1
vote
1answer
144 views

What is the maximum equilibrium temperature that a mammal could evolve to tolerate?

Mammals live in some fairly extreme environments, but the most heat-tolerant ones all seem to cheat: e.g., they dig burrows to stay cool during the day and come out at night, avoiding the heat, or ...
8
votes
5answers
213 views

Why would a blind creature evolve display features?

I'm thinking of a predatory creature that lives deep inside large caves. Because this environment is so dark, the creature's eyes have disappeared through evolution since the creature relies on ...
10
votes
3answers
360 views

What would a Pegasus actually do with its legs while flying?

The question is just as simple as it sounds. Would it tuck them under like a bird? make running motions like it does when running on the ground? some other movement that actually aids in flight ...
5
votes
3answers
131 views

Size of a litter for a carnivore with a high rate of death

So, I'm designing an alien race/civilisation of carnivore. I was thinking of a very aggressive specie, who is both the alpha predator of his world and his own main cause of death. Basically, a lot ...
4
votes
1answer
212 views

Pros and cons of having digitigrade and plantigrade legs?

I have created a humanoid that can switch between digitigrade and plantigrade legs. It is able to do this via special bones in its legs that it can lock in place without hindering its movement but ...
3
votes
4answers
169 views

Why would a venomous snake squeeze its threat non-lethally?

This is a key part of my snakebite mystery story, which I am thinking of making part of a medical mystery series. I have been told that it actually is more life threatening to the snake for it to ...
5
votes
4answers
213 views

Alien Mammal-Like Ears

So I’m trying to design my alien life around the pressures they might face just like earth’s wildlife, and most things I’ve made plausible life that is similar to ear but not giant dinosaur cats. The ...